:root{
  --bg:#0b1220;
  --panel:#111827;
  --muted:#94a3b8;
  --text:#e5e7eb;
  --accent:#22c55e;
  --danger:#ef4444;
  --line:#1f2937;
  --chip:#0f172a;
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Noto Sans", "Liberation Sans", sans-serif;
  background:linear-gradient(180deg, var(--bg), #070b14);
  color:var(--text);
}
a{color:inherit}
button,input,textarea{font:inherit}

.wrap{max-width:980px;margin:0 auto;padding:16px}
.topbar{display:flex;gap:12px;align-items:center;justify-content:space-between;margin-bottom:12px}
.brand{font-weight:700;letter-spacing:.2px}
.row{display:flex;gap:12px;align-items:center}
.muted{color:var(--muted)}
.card{background:rgba(17,24,39,.9);border:1px solid var(--line);border-radius:14px;padding:14px}
.stack{display:flex;flex-direction:column;gap:10px}
.btn{
  background:#0b1220;border:1px solid var(--line);color:var(--text);
  border-radius:12px;padding:10px 12px;cursor:pointer;
}
.btn.primary{background:rgba(34,197,94,.12);border-color:rgba(34,197,94,.4)}
.btn.danger{background:rgba(239,68,68,.12);border-color:rgba(239,68,68,.4)}
.btn:disabled{opacity:.5;cursor:not-allowed}
.input{
  width:100%;padding:10px 12px;border-radius:12px;
  border:1px solid var(--line);background:#0b1220;color:var(--text);
}
.list{display:flex;flex-direction:column;gap:8px}
.item{
  display:flex;gap:10px;align-items:flex-start;justify-content:space-between;
  padding:10px;border-radius:12px;border:1px solid var(--line);background:#0b1220;
}
.item.dragging{opacity:.6}
.item.done{opacity:.8}
.item.done .txt{text-decoration:line-through;color:var(--muted)}
.left{display:flex;gap:10px;align-items:flex-start;flex:1}
.chk{margin-top:2px}
.txt{flex:1;line-height:1.25}
.chip{
  font-size:12px;color:var(--muted);background:var(--chip);
  border:1px solid var(--line);padding:3px 8px;border-radius:999px;
}
.presence{display:flex;gap:6px;align-items:center;flex-wrap:wrap}
.avatar{
  width:26px;height:26px;border-radius:999px;border:1px solid var(--line);
  display:grid;place-items:center;background:#0b1220;color:var(--muted);font-size:12px;
}
.split{display:grid;grid-template-columns:1fr;gap:12px}
@media (min-width: 860px){.split{grid-template-columns: 1.1fr .9fr}}
.hr{height:1px;background:var(--line);margin:10px 0}
.hint{font-size:13px;color:var(--muted)}
.k{font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace}